CN105194774B - Breathable gas apparatus with humidifier - Google Patents
Breathable gas apparatus with humidifier Download PDFInfo
- Publication number
- CN105194774B CN105194774B CN201510512418.5A CN201510512418A CN105194774B CN 105194774 B CN105194774 B CN 105194774B CN 201510512418 A CN201510512418 A CN 201510512418A CN 105194774 B CN105194774 B CN 105194774B
- Authority
- CN
- China
- Prior art keywords
- humidifier
- lid
- gas
- flow generator
- capping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
- A61M2205/502—User interfaces, e.g. screens or keyboards
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
- A61M2205/52—General characteristics of the apparatus with microprocessors or computers with memories providing a history of measured variating parameters of apparatus or patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6063—Optical identification systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2206/00—Characteristics of a physical parameter; associated device therefor
- A61M2206/10—Flow characteristics
- A61M2206/16—Rotating swirling helical flow, e.g. by tangential inflows
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2230/00—Measuring parameters of the user
- A61M2230/005—Parameter used as control input for the apparatus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2230/00—Measuring parameters of the user
- A61M2230/40—Respiratory characteristics
- A61M2230/46—Resistance or compliance of the lungs
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/003—Means for influencing the temperature or humidity of the breathing gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/55—Mixing liquid air humidifiers with air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237611—Air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
Abstract
The invention discloses a kind of breathable gas apparatus with humidifier.A kind of humidifier for the breathable gas for being used to convey moistening for patient, including humidifier case；Water container；Heater is arranged on the position that can be connected with the water container heat transfer；Gas channel including air inlet, moistening gas vent and the intermediate gas flow path for connecting gas and the water vapour from the water container, further comprises the discharge outlet of the neighbouring heater, makes to discharge the humidifier case by the discharge water of heater.The assembly of flow generator and humidifier is also disclosed, the assembly of the flow generator and humidifier includes being suitable for the flow generator structure for reducing noise output compared with the flow generator of known suitable size.It is used to convey the blowing hood of flow generator used in breathable gas for patient the invention also discloses a kind of, the blowing hood includes the canister for being molded with acoustic damping polymer inner liner again.
Description
The application is Application No. 201210297972.2, the applying date to be on June 21st, 2004, entitled " carry
The divisional application of the patent application of the breathable gas apparatus of humidifier ".The patent application of Application No. 201210297972.2
Be Application No. 201010154162.2, the applying date be on June 21st, 2004, it is entitled " inhalable with humidifier
The divisional application of the patent application of gas apparatus ".The patent application of Application No. 201010154162.2 is Application No.
200480017315.1 (international application no PCT/AU2004/000810), the applying date are June 21, denomination of invention in 2004
For the divisional application of the patent application of " flow generator for being equipped with patient's prompting ".
Cross reference related application
This is the thenational phase application of the PCT/AU2004/000810 submitted on June 21st, 2004 with English, it is required that
The Australia submitted on June 20th, 2003 applies for NO.2003903139, in the Australia submitted on the 22nd of September in 2003
The interests of application NO.2003905136 and the Australia application NO.2004901008 submitted on 2 24th, 2004, herein
Include the full content of each application by quoting.
Technical field
The present invention relates to breathable gas supply arrangements, are is particularly but not exclusively related to, this is used to sleep as obstructive
The disease and the disease such as pulmonary emphysema of dormancy apnea (Obstructive Sleep Apnea, OSA) and other respiratory disorders
Continuous positive airway pressure (Continuous Positive Airway Pressure, CPAP) treatment equipment.Here retouch
State its application in CPAP therapy equipment it should be appreciated that feature of the invention will include the use applied to other fields
On the way, such as：Force ventilation and assisted respiartion.
Background technology
The CPAP therapy of OSA is a kind of non-invasive positive draft (NIPPV) form, is directed to use with conduit and mask will
The breathable gas of supercharging is typically air, inputs the respiratory tract of patient.According to sick human needs, for the gas pressure of CPAP
Power is usually in the range of with 4cm~28cm water columns of highest 180L/min flow velocitys (being measured at mask).Pressurization gas is patient
Respiratory tract take on especially breathing expiratory phase prevent respiratory tract collapse pneumatic splint.
It is known including for providing for patient the CPAP instruments of the flow generator of pressurized air, and have in recent years to tightlier
The business needs of the CPAP machines to gather.However, in trying to reduce CPAP machine dimensions, there is the ruler reduced on the one hand
Very little and another aspect reduces performance and/or increases the compromise between noise, such as Malinckrodt/Tyco/Puriatan
Good night by Bennett ' ' series.
It is known including the benefit of the humidificationization of air provided for patient, and known combination is separated with flow generator and set
It puts or the humidification device of setting in conjunction.The example of flow generator/humidifier apparatus of one is sold by the applicant
'sS7。
Another problem of some flow generators is largely to use foam in the air passageway for acoustic absorption.
Foam may degrade with the time.
The content of the invention
It, should it is an object of the present invention to provide a kind of breathable gas feedway including humidifier of simple and compact
Device it is structurally simple, economical；It is compact；It is and easy to use.The other purposes and benefit of the present invention will be given by specification
Description.
It should be appreciated that equipment described herein includes many improvements over the prior art, although many of which is improved
It is independent invention still to contribute jointly to above-mentioned catalogue realization.
Equipment described herein includes flow generator and the structure of humidifier and its new aspect of combination, and with same
The known device of sample performance is compared, and helps to reduce size.Describe can make the smaller machine possess at least with it is well known
The reduction noise and cushion technique of the similary excellent noise characteristic of larger machine.
Equipment described herein has reached being completely combined for humidifier and flow generator, in a sense, in gas
Air-flow, electricity between flow-generator and humidifier and data connection if necessary by the physical engagement between two devices from
It provides dynamicly, without any other interconnection process.
In such bonding apparatus, prevent water from humidifier tank be back to flow generator measure be it is important,
Novel sealing is described to set and set for minimizing the generation of reflux and improving the new of the rising of water vapour in humidifier simultaneously
It puts.Humidifier is easily removed and reinstalled on machine, and with seldom component for needing to dismantle in cleaning process.
Also describe it is improved, module, the device connected between data and equipment can be made, the device include as remember
The connection of the data storage device that connection is selected by user or medical worker of card, smart card, communication port etc..
Another aspect of the present invention is to reduce or eliminate the use of foam in the air passageway.
In one form, the present invention provides a kind of flow generator unit that breathable gas is conveyed for patient, including：
Flow generator case；
Machine occurs for the in vivo dynamic air-flow of shell；
The power supply device for fitting into the housing is adapted for insertion into, the power supply device includes printed circuit board (PCB),
It is rigidly connected to the power input connector of the printed circuit board (PCB) and power output connector and in the housing
The power supply device mounting base of interior installation power supply device installation, in this way, the power input connector with it is described
The power input ports of housing are arranged in a straight line.
Further form of the invention provides to convey for patient occurs machine used in the air-flow of breathable gas
Blowing hood, the blowing hood includes the canister that is molded again with acoustic damping polymer inner liner.
Further form of the invention provides the generation used in the air-flow for conveying breathable gas for patient
The blowing hood of machine, the hair-dryer are suitable for reducing the noise for carrying out self-enclosed hair-dryer, and the cover body includes：
Chamber in the pedestal of flow generator, the chamber are limited by side wall and bottom surface, and fan housing is suitable in the chamber
It is middle receiving and installation hair-dryer and
Suitable for being installed in form the lid of the top surface of chamber on the pedestal,
Wherein at least pedestal and lid in one of molded by the compound comprising metal and plastic cement.
Form of the invention further, which provides, a kind of to be used to convey the air-flow used in breathable gas for patient
The hair-dryer of generation machine, the hair-dryer include the motor with axis, the impeller being adapted to mount on axis and with air inlet
With the helix tube of gas outlet, which defines the chamber that the air-flow in pressure is formed in its, and the helix tube is by including the
The composite material of one plastic material and the second plastic material molds, and the first plastic material is usual rigid, the second plastic cement
Material is usual elasticity.
Preferably, wherein, the first plastic material is molded again with the second plastic material.
Preferably, which includes upper helix tube and lower helix tube, which includes air inlet.Also, it is preferred that
Ground, the lower helix tube include the leg molded by the second plastic material.
Preferably, helix tube includes gas outlet on this, it is also preferable that helix tube is included by the second plastic material system on this
Into and be suitable for the sealing element that sealing is provided between upper and lower helix tube in use.
In one particular arrangement, upper and lower helix tube is suitble to hasp to be installed together.
Further form of the invention provides to occur in the air-flow conveyed to patient used in breathable gas
The flow generator case of machine, the flow generator case include the shell for being molded with the rigid plastic of flexible liner again.
Preferably, the flexible liner forms the outer legs of the flow generator case.
Further form of the invention provides to occur in the air-flow conveyed to patient used in breathable gas
The fan support arrangement of machine, the fan guard including accommodating motor and fan, the support device include multiple support springs,
Wherein, the spring, fan guard, motor and fan form elastic system, and the fixation resonant frequency which has is small
In 1/10th of the corresponding frequency of minimum operation speed of the fan.
Further form of the invention provides a kind of flow generator unit for being used to convey breathable gas for patient,
Including carrying the flow generator case of gas outlet, being arranged on the in vivo fan volute of the shell, further comprise connecting institute
The outlet of fan volute and the hose of the gas outlet are stated, the hose there are 2 or more ripples in it.
Form of the invention further provide the continuous positive airway pressure treatment for patient flow generator and
The combination of humidifier, including flow generator and the humidifier being detachably connected on flow generator, wherein the air-flow
Generation machine includes humidifier and connects detector, and humidifier connection detector includes optical transmitting set and optical sensor, and wherein institute
Stating humidifier includes optical path connector, and when the flow generator and humidifier link together, optical path connector completes institute
State the optical path between optical transmitting set and optical sensor.
The further form of the present invention is provided in the gas for the flow generator to patient's conveying breathable gas
Muffler assembly in circulation road includes the company of the first noise elimination part, the second noise elimination part and connection first and second noise elimination part
Socket part, wherein, the connecting portion is relatively narrow compared with the noise elimination part, and is included in the direction away from first noise elimination part and narrows
Introducing portion.
Preferably, the coupling part includes Venturi tube.
The further form of the present invention carried sending out in the gas conveyed to patient used in breathable gas
Including gas casing body occurs for the handle apparatus of life；Include the handle of a pair of of linking arm, each linking arm is described equipped with being placed in
The protrusion in respective track on housing；With being connected on the housing the handle protrusion to be kept to face the track
Mobile handle retention member.
The further form of the present invention provides a kind of method that handle is connected on flow generator case, the hand
Handle includes a pair of of linking arm, and each linking arm includes the protrusion being placed in the respective track of the housing, the described method includes with
Lower step：The handle protrusion is slided along the respective track；The housing is connected to by handle retention member, to keep
The handle protrusion faces the movement of the respective track.
Preferably, the handle protrusion is slided along the track, and substantial distortion does not occur for the linking arm.
The present invention further form provide one for for patient conveying moisten breathable gas humidifier,
Including humidifier case,
Water container,
Positioned at the heater of the heat transfer link position with the water container,
Gas channel makes gas and the water vapour from the water container including air inlet, moistening gas vent and connection
The intermediate gas flow path of contact,
Further comprise the discharge outlet of the neighbouring heater, make to leave the humidifier shell by the draining of heater
Body.
The further form of the present invention provides to convey the humidifier of the breathable gas of moistening, bag to patient
It includes：
Humidifier case,
Water container,
Positioned at the heating cushion of the heat transfer link position with the water container,
Gas channel makes gas and the water vapour from the water container including air inlet, moistening gas vent and connection
The intermediate gas flow path of contact,
Wherein described heating cushion has upper heating surface and includes the peripheral heating surface of the heating cushion side wall, and wherein,
The shape of the heat-transfer area of the water container is corresponding to the shape of the heating cushion, so as to the upper hot face of the heating cushion and periphery
Heating surface keeps close heat transfer communication.
Preferably, the water container defines water capacity, the water capacity from the heating cushion position of heating surface it is upper
Face and following extension.
The further form of the present invention provides the humidifier with the breathable gas that moistening is conveyed to patient, including：
Humidifier case equipped with hinged lid,
The shell it is in vivo be adapted for insertion into formula assembling water container,
The heater in system is connected arranged on the heat transfer with the water container,
Gas channel makes gas and the water vapour from the water container including gas outlet, moistening gas vent and connection
The intermediate gas flow path of contact,
Wherein, the water container is equipped with the gas channel inlet communicated with the gas channel,
The humidifier further comprises gas passage inlet seal, is used for the gas channel inlet and the gas
The sealed connection of circulation road, wherein described be tightly connected is opened by the plug-in type installation and the hinged closing of the lid of the water container
It is dynamic.
Preferably, the gas channel inlet is located at the back side of the water container, and with the apparent surface in the housing
On gas passage orifices it is aligned.
Form of the invention further provides a kind of for can be inhaled to patient's conveying for treatment sleep disordered breathing
Enter gas supply used in flow generator humidifier apparatus in the blower outlet of water container entrance and pedestal it
Between form the method for sealing, the humidifier apparatus includes the water container equipped with entrance, holds equipped with blower outlet and water container
Receive portion pedestal and hinged lid with engageable latching structure, this method comprises the following steps：
Water container is placed on to the water container receiving portion of pedestal, makes it adjacent to each other to position entrance and exit；
Close hinged lid；And
Structure is lockked in engagement.
Preferably, blower outlet includes face sealing forming face, and water container is placed on to the water container appearance of pedestal
Receive portion the step of the step of further comprising placing water container against the sealing forming face of blower outlet.
Form of the invention further provides a kind of for can be inhaled to patient's conveying for treatment sleep disordered breathing
Enter gas supply used in flow generator humidifier apparatus between water container gas outlet and air delivery portion
The method for forming sealing, the humidifier apparatus include the water container equipped with gas outlet；With with engageable latching structure and
Supply suitable for being matched with air delivery conduit so as to breathable gas can be supplied to the hinge of the air delivery portion of patient interface
Lid is connect, this method comprises the following steps：
Close hinged lid；And
Structure is lockked in engagement.
Preferably, hinged lid is equipped in the following, and the sealing forming face with removable connection washer included below.
Further form of the invention provides to input breathable gas to patient for treatment sleep disordered breathing
The humidifier apparatus of flow generator used in supply, the humidifier apparatus include the water capacity equipped with air inlet and gas outlet
Device, have blower outlet and water container receiving portion humidifier base and equipped with suitable for the matched sky of air delivery conduit
Gas transport portion, the supply so as to breathable gas can be supplied to the lid of patient interface, wherein the water container receiving portion and water
Container has complementary structure, which is suitable for the plug-in type positioning for guiding the water container, so that the air inlet and institute
It is aligned to state blower outlet.
Preferably, the complementary structure further guides the positioning of water container described in water, so as to make when the lid is closed
The gas outlet and the position of the air delivery portion of the lid are aligned.
The present invention further form provide for for patient convey breathable gas humidifier, including：
Humidifier case equipped with lid,
Water container within the housing,
In the heater of the heat transfer link position with the water container,
Gas passage, moistening gas vent including air inlet, in the lid and makes the connection gas with coming from
The water container water vapour contact intermediate gas flow path and
The gas outlet seal of the lid is operably connected to, thereby, the lid is closed and generates in the moistening gas
Sealed connection system between the gas compartment of body outlet sealing element and the water container.
Preferably, humidifier further comprises the gas passage seal for being connected to the bottom surface of the lid, the gas passage
The surface engagement of sealing element and the water container leads to the gas so as to be formed between gas channel inlet and air inlet
The gas passage of the sealing in space.
More preferably, the gas outlet seal and the gas passage seal are global formation.
The further form of the present invention is provided for conveying the humidifier of the breathable gas of moistening to patient, including
Water container,
In the heater of the heat transfer link position with the water container,
Gas channel, moistening gas vent and connection including air inlet, in the lid make the gas with coming from
The intermediate gas flow path of the water vapour contact of the water container,
Wherein described intermediate gas flow path is included in gas channel inlet and towards between the air inlet of the gas compartment
Gas passage, the gas passage has bottom surface from the gas channel inlet to the air inlet that tilted down from.
Preferably, the gas passage includes the water discharging part of the position less than the gas channel inlet, the draining
Part is the forefront of the gas passage with antetheca of the position less than gas channel inlet.
The further form of the present invention provides the humidifier with the breathable gas that moistening is conveyed to patient, including：
Water container,
Gas channel, moistening gas vent and connection including air inlet, in the lid make the gas with coming from
The intermediate gas flow path of the water vapour contact of the water container,
Wherein, the gas channel is suitable for the headroom that the gas is introduced to the water container with vorticla motion.
Preferably, the intermediate gas flow path includes container air inlet, and it is usual which is suitable for guiding gas
Tangentially enter the headroom of the container.
More preferably, the intermediate gas flow path includes the arch gas channel for being directed toward the container air inlet, Er Qiejin
One step includes being usually located at the container outlet at the center of the headroom.
The further form of the present invention provides to convey the control of the humidifier of the breathable gas of moistening to patient
Circuit processed, the operable controller of the control circuit person of including the use of, for the gas humidity needed to be selected to set；And heating
Device control circuit, for determine with the corresponding target heater temperature of humidity setting, and heater is controlled to reach the temperature,
Described in the operable controller of user include for the heater control selections be less than the humidifier minimum operation
The stopping of the target heater temperature of temperature is set.
The further form of the present invention provides to convey the control of the humidifier of the breathable gas of moistening to patient
Circuit processed, the operable controller of the person of including the use of, for the gas humidity needed to be selected to set；With the electric current of control heater
Up to the control circuit for heater with the corresponding value of humidity setting, the operable controller of user includes setting and make with described
The corresponding reference voltage of the operable controller of user, and amplify the voltage to control the heater current.
The further form of the present invention is provided for conveying the flow generator of breathable gas to patient, including place
Manage device, timer, user input unit and display, the processor be programmed to receive prompting requirement input and
The time of the prompting requirement input defined generates prompting display.
Preferably, the processor is suitable for cancelling when receiving from the cancellation input that user input unit obtains and prompts to want
It asks.
Be also described herein it is improved, module permission with and equipment data connection device, including such as by user
Or the connection of the data storage device of connections such as medical worker memory card, smart card, communication port for selectively connecting.
The further form of the present invention provides the mould with the flow generator unit that breathable gas is conveyed to patient
Block number evidence or plug-in device, including：
Flow generator case with holes；
Flow generator；
The control circuit of the flow generator, the circuit includes being located to be passed through with the data of external equipment or be electrically connected
The connector of the hole accessible position；And
Multiple closedown modules, each closedown module are suitable for being connected to the housing to cover the hole, at least described closing
One of module includes being suitable for the internal connector being connected with the control circuit connector, is adapted to the company of the external equipment
Connect external data or electrical outlet and data or electric channel between the inside and outside connector.
Description of the drawings
Present various aspects of the invention are given with reference to the accompanying drawings to be described, and will illustrate presently suggested embodiment.
In the accompanying drawings：
Fig. 1 is the total figure for the breathable gas device for embodying the various features of the present invention；
Fig. 2 is the total figure of the flow generator in device；
Fig. 3 is the total figure of humidifier apparatus；
Fig. 4 is the sectional view of flow generator；
Fig. 5 is the decomposition diagram of the component of flow generator；
Fig. 6 is the vertical cross section of flow generator；
Fig. 7 is the more detailed diagram of the bottom shell and power supply shown in Fig. 5；
Fig. 8 is pedestal, the more detailed diagram of base cover and fan guard shown in Fig. 5；
Fig. 9 is PCB, the more detailed diagram of top shell and external device (ED) shown in Fig. 5；
Fig. 9 A are the vertical section detail drawing for the signal that handle is connected with flow generator top shell；
Figure 10 is that the pedestal of flow generator forms the bottom diagram of component；
Figure 11 is the vertical cut-away schematic view that the pedestal of flow generator is connected by venturi passageway with silencing cavity；
Figure 12 is that the fan of flow generator forms the total figure of component；
Figure 13 is the vertical section of display fan attaching device；
Figure 14 is the decomposition diagram suitable for the humidifier of the flow generator shown in Fig. 5；
Figure 15 is the rearview of humidifier apparatus；
Figure 16 is the stereogram of the sealing of gas channel；
Figure 17 is the bottom isometric view of the humidifier lid in Figure 14；
Figure 18 and 19 is respectively the stereogram of humidifier lid sealing element and detail sections schematic diagram in Figure 14；
Figure 20 and 21 is respectively the stereogram and longitudinal profile schematic diagram of humidifier capping in Figure 14；
Figure 22 is the chart of the target heater temperature set corresponding to humidifier；
Figure 23 is the circuit diagram of the power control circuit of humidifier heater；
Figure 24 illustrates the prompting menu of flow generator controller；And
Figure 25~34 illustrate various module data electrical connectors.
Specific embodiment
The device of diagram includes flow generator 50 and humidifier 150, and Fig. 1 shows their assembled state, Fig. 2 and Fig. 3
For their independent separated position.As shown in Fig. 2, flow generator is combined at faying face 52 with separable humidifier, gas
Stream generation machine stretches out for air to be transported to the Gas Connector 53 of humidifier tub from fan connector from faying face 52；With
In the plug seat 54 that power is sent to humidifier heater；And optical coupling transmitter 200 and inductor 201, it will be below
It further describes.
Faying face 52 is additionally provided with through the corresponding tongue piece 156 (Figure 15) being located on humidifier faying face 157 to be combined
A pair of of slit 55, flow generator 50 linked together with humidifier 150 by tongue piece 156, will be made below in more detail
Description.
Flow generator
In outside, flow generator 50 also has LCD screen 58 and relevant button 59, can be set by button user
The operating parameter of device.
Flow generator case
Flow generator 50 has the housing of rigid plastic material, which, which is molded, is divided into top shell 60 and bottom shell
61 two parts of body.The lower edge of top shell 60 at 62 (Fig. 9) be into a ladder and it is flanged, with bottom shell 61
Periphery matching.
It is moulded as shown in fig. 7, the bottom shell 61 of flow generator 50 has by the rigidity of such as makrolon/ABS mixtures
Shell made of glue material, should the shell that be formed by rigid plastic material with such as the elastomer of synthetic rubber or thermoplastic elastomer (s)
Liner 121 is whole to be molded to form housing again, and the flexible liner forms sealing 63 between upper and lower part housing and pedestal 64, and
And form the outer legs (as shown in Figure 6) of housing.Liner 121 is also covered in the interior table of the pedestal accommodating chamber of bottom shell
Face and the next door 123 between power source cavity 65 and pedestal accommodating chamber, the complex of the stiff case with elastic inner layer of gained
For reducing the noise level sent by flow generator by slackening the acoustic resonance of inner wall.
With the wall that the outer wall of housing is connected in being respectively formed 65 and first muffler cavity 134 of power source cavity in bottom shell 61
Lower part.The top of these cavitys is formed by the pedestal 64 being described below.
First silencing cavity formed gas channel slave the part of air inlet 85 to hair-dryer, which receives to come freely below
The air for the air inlet that the pedestal 64 to be described limits.
Pedestal 64 forms hair-dryer or the top of fan cavity 70, inlet channel and outlet passageway and power source cavity 65.Wind
Fan cavity 70 includes the metal liner container 73 that plug-in type is molded into pedestal described below.
Flow generator pedestal
Pedestal 64 along its lower edge flange with the periphery wall 69 that the inner rim with the sealing flange 63 being molded again engages by being formed.
The inside that pedestal 64 includes extending downwardly is equipped with the fan cavity 70 of the following fan 90.The cavity 70 is by the side wall that molds
71 and pedestal 72 form, side wall 71 and pedestal 72 cast inside and outside thermoplastic plastic layer and shape by surrounding the steel lining container 73 of insertion
Into.Container 73 can be stainless steel, the mild steel of nickel plating or other suitable noncorroding metals.Fan cavity 70 is opened to pedestal
64 the upper surface of, to be embedded in fan 90, which is closed by lid 74.
The density and hardness of steel container generates very effective barrier to the transmission of the noise of motor and fan, leads to simultaneously
Cross by the structure of cavity 70 that different materials plug-in type molding forms with by having described and hard plastic described further below and soft
The combination of the co-molded of modeling equally provides very effective sound dampening.In this respect of the present invention, utilize with difference, preferably
Far from hardness and it is different, preferably far from density the co-molded that combines of material or mold to be found in again and carry
For particularly advantageous in terms of sound dampening.
Preferred material for pedestal and bushing container is for the polyproplyene thermoplastics of pedestal and for bushing container
Metal, preferably steel (being optionally stainless steel).Applicant have found that the wind of the complex by being formed as metal and polymer
It is different more than 5 times, preferably from about 7-8 times with the density of polymer to fan cavity-metal, and hardness and damping characteristic are also apparent
It is different-to be decayed well so as to the resonance peak of composite construction, therefore fan cavity knot is passed through by the noise that fan generates
Structure is fully suppressed.
Polymer particularly preferred for pedestal 64 is the glass for including 10~40%, more preferably from about 30% glass fibre
The polymer of fiber filling.Applicant have found that generate wind using this material as the complex with steel lining sleeve containes 73
The effective attenuation for fanning noise and the good fitting in terms of thermal expansion character, so as to which composite material base is in wide operation temperature
Operational excellence in the range of degree.Moreover, it is found by the applicant that for this purpose, surpass talcum, bronze, bead using glass fibre and fill out
Fill material.
The top of fan cavity is made of base cover 74, and flap 74 is by the embedding steel insert shape that is molded again with elastic material
Into to provide the sound dampening at the top of fan cavity 70 and sealing.It is elastic material for the preferred polymers liner of lid, such as
For the same type of the liner 121 of bottom shell.
Moreover, the application of steel and polymer composite body the transmission of the noise of fan and motor is generated it is effective, good
The barrier cut down well.
Plug-in type power supply
The top of power source cavity 65 is formed by the side wall 75 of the top down extension from pedestal 64, so hermetically combines the sky
Chamber lower part to wall.Preferably, bottom wall has co-molded or the rubber seal flange 76 molded again for this purpose.Therefore power supply room
It is just sealed, prevents that, when generating reflux from humidifier, the moisture inside device enters.Similarly, air duct with
Power supply room is separated by a seal.Meanwhile internal acoustically sealed with power source cavity separates, due to needing by being respectively arranged in cavity
The connector 77 and 79 in hole 78 and 80 on rear wall and antetheca goes out for the general power input that humidifier provides with low pressure and low power, with
And if necessary, set for cooling, the stomata communicated on power supply room with extraneous air, therefore, power source cavity can be incomplete
It is separated with outside sealing.Which reduce the set-up time and allow overall apparatus smaller.
As shown in fig. 7, supply unit 124 is mounted in power source cavity 65, for for fan, shift control and humidifier
The operation of heating cushion provides electric energy.Power supply includes printed circuit board (PCB) 133, by welding or other suitable mode directly with connecting
Power inlet connector 77 is connect to connect；For the fan power Outlet connector 126 of fan motor；With humidifier power outlets
79.Each end of power source cavity 65 is equipped with installation and guide device 136, for supporting the PCB of power supply in vertical position, so as to power supply
Installation realized by plugging in fitting.By means of being directly welded to connect in the rigid connection of the connector of PCB, eliminate to matching somebody with somebody
The requirement that line protective case is connected with PCB, and when power supply inserts, connector with the connector in bottom shell 61 each
Port is arranged in a straight line.
PCB
As shown in figure 8, fan 90 and fan guard 93,94 are arranged in the fan cavity 70 of pedestal, and on the top of power supply PCB
Portion is connected with plug seat 26.The elastic material of the pedestal 94 of fan guard molded seal fan guard again provides the sound of fan guard pedestal
Sound damps, and be formed on the bottom of pedestal device be knocked or while falling serve protection fan buffer stopper leg.
As shown in figure 9, in the space formed between the top of pedestal and top shell 60, the electronic control of carrying device
The printed circuit board (PCB) 81 of element is located on pedestal 64.Printed circuit board (PCB) 81 preferably includes LCD display 58.Optionally, exist
The back side of circuit board, can be with engagement edge connector 1082 and slide connector by the connecter hole at the rear portion of housing 60
1082A, and the standard connector fittings being described in detail in following Figure 25~34 are provided.
Inlet channel and muffler
Be also provided with air inlet 84 on the rear wall of top shell, air inlet 84 with the top on the top of power source cavity 65 it
On pedestal in the inlet channel 85 that is formed connect, and the passage is opened on the first of the bottom of the fan cavity around pedestal
Silencing cavity 134.
Top shell further defines the air inlet to flow generator, and equipped with any appropriate of such as foam or fiber
The replaceable filter 129 of material and the strainer cover 130 matched somebody with somebody with top shell phase 60.Wedge type air inlet 131 is led as air-flow
To.Blank cover plate 132 is suitably sandwiched in the top in the in vivo hole aligned with connector 1082 and 1082A of shell, to carry
For connectors such as the ports for being used for communication in connection PCB.Communication and/or other power connection ends in flow generator case
Mouth will be according to Figure 25~34 elaborated further below.
From the first silencing cavity 134 below fan cavity 70, inlet channel by interface channel 137 (Figure 11) by
The second silencing cavity that space between fan cavity 70 and fan is formed.
Therefore, fan cavity and the space between bottom shell and pedestal form a pair of straight with limitation in-between
The volume muffler connected in sequence of footpath pipeline.The noise attentuation generated by silene system and the representative diameter of silencing cavity are with shrinking
Representative diameter than usually proportional, therefore, the design of optimal muffler must make optimum noise attenuation and available disappear
The shrinkage of sound chamber holding balance, particularly in small-sized machine, and to avoid passing through contraction caused by it is unacceptable
Air-flow limits.
It is found by the applicant that the intermediate interface channel 137 for being used as Venturi tube by being formed between silencing cavity can realize that this is flat
The favourable adjusting of weighing apparatus, as shown in Figure 10 and Figure 11, the intermediate interface channel 137 have the end for being located at neighbouring first muffler
Relatively short, steady reducing introducing portion 137a；Middle shrinkage part 137b；With gradually expanding positioned at downstream end
Extension 137c.Thereby, silene system can realize have under better pressure according to the representative diameter of smallest diameter portion
The noise attentuation of drop characteristic.
Fan
The feature of fan shown in Figure 12 and Figure 13 is easily described now.
Fan 90 includes motor 91, preferably brushless direct current motor, and motor 91, which has, to be installed vertically on including lid 93
With the coaxial impeller 92 in the fan guard of pedestal 94.There is the air inlet on the axis of impeller in the bottom surface of pedestal 94
95, and the cavity in lid and bottom seat forms the helix tube 96 that gas outlet 97 is directed toward from impeller.Lead between lid 93 and pedestal 94
It crosses the tab 98 of the trough of belt of the hasp extended upwardly to from pedestal above protrusion 99 and connects connection, tab 98 is further
It is positioned by the assembling between the parallel protrusion on lid 93.Connection between lid 93 and pedestal 94 by elastic material mould again
The sealing ring 101 of modeling or co-molded seals.
The bottom surface of fan guard pedestal 94 is equipped with the ridge radially put more energy into, and covers the bottom surface between ridge and passes through convex
The elasticity of edge extension of the edge point with the peripheral tab being spaced and along pedestal cuts sound component 103 and is molded into pedestal 94 again.
By molding again to hard plastic pedestal 94, fan guard has the elastic material of extremely low hardness, basic sound dampening.
Leg 106 and the hard plastic part of fan guard pedestal are Unitarily molded, and leg 106 extends the elastic structure for protruding from and molding again
Part 103 for accommodating the helical form support spring 102 (Figure 13) for being preferably metal, is installed in by the support spring fan
On the pedestal 72 of fan cavity.
The present invention reductions size degree purpose needs pair so that noise and vibration, particularly from fan 90
The very big concern that the transmission of the noise of generator and impeller and vibration minimizes.Therefore, support spring is selected to ensure running
The minimum transmission of the vibration frequency occurred in the process.This according to the quality of fan 90 by selecting spring to realize, so that bag
Include the intrinsic frequency of the system of spring and fan less than about 1/10th when generator with its minimum operation speed when being run
Axle speed.
When fan enters fan chamber, gas outlet 97 passes through thermoplastic elastomer (s) or silicone rubber connecting elements 108
Be connected with gas passage, the gas passage extended to from the side wall of fan chamber be applied in flow generator front set therefore
Connection nozzle 110 in the hole put.Preferably, connecting elements 108 includes at least two ripples, which provides connection flexibility
The ability of vibration transmission of the resistance from fan to flow generator case with raising.
Therefore, floating in its fan chamber 70 of fan 90 in pedestal 64, has to the rest part of flow generator
Minimum acoustical coupling.Support spring and the characteristic of connecting elements 108 are selected so that the transmission of the characteristic vibration frequency of fan is minimum.
Fan structure and the further detail below of fan installation are described in US20030168064 and WO99/64747, herein
By quoting and comprising its content.
The flow generator structure and material assembly of diagram is suitable for causing to have similar functions with relatively large device and making an uproar
Small-sized C PAP flow generator units of sound characteristics-such as in total volume is about 2L or smaller flow generators, when with
10cm H2When O is run, 4~20cm H are generated2The pressure of O, the flow velocity of 120L/min, less than in 33dbA, smaller than 30dbA
Radiated noise amount.
Handle apparatus
Keypad 59, dial plate 127 and conveying handle 128 are arranged on top shell 60.
As shown in Fig. 9 and Fig. 9 A, novel and handle connecting device that is being easily installed is described and shown.Handle 128 has
There is the opposing arm in the oriented interior protruding pin 140 of its distally.Top shell 60 include a pair of of band there are one beginning and closed end,
For accommodating the channel suspending rail 141 of respective protruding pin.For handle is installed on top shell, protruding pin from its, each open by conduit
End is inserted into and slides to closed end.Dial plate 127 is buckled in upper body 60, including protruding pin is limited in the end of its track 141
Ridge 142.
Therefore, the construction of handle apparatus provides quick and easy mounting means, without being to incite somebody to action such as in the prior art
Protruding pin is positioned in sulculus and crank handle arm.
Humidifier
As shown in Figure 14~21, humidifier 150 includes simply being connected to flow generator or from flow generator 50
The base device dismantled and designed, being formed again can be with base device connection and the separated bracket for connecting water container.
Humidifying the common layout drawing of device assembly includes pedestal (rear cover 803 and protecgulum 602), is equipped with heating on the base
Device, the heating plate which includes support water container (container holder 698, sealing 699 and container cover 700) (have ceramic heat
The heating plate 632 of pad 800) and sealed with container cover 700 and separate to form the gas passage for entering container by container cover
Hinged humidifier lid 648.
There is peripheral flange 153 at the back side of pedestal, when two devices are gathered together by linear motion toward each other
When, which is located in the positive corresponding peripheral grooves 113 of flow generator.Springlock 404 is by spring
Locking bit device 404a is suitably fixed as what is be vertically movable, and passes through spring 404b and flexibly drive downwards, so as to lock tongue
156 stretch into slit 55 and lock makes two components be combined by the finger-shaped material 158 positioned at lock tongue end extended downwardly rapidly
Together.
The coupling of flow generator and humidifier
The PCB of flow generator, which is positioned adjacent to humidifier end, to be had from the end face of flow generator case transmitting week
The optical sensor 201 of presence or the disappearance of the optical transmitting set 200 and detection humidifier of phase passage of scintillation light.The back side of humidifier is equipped with
Camber reflector 202, when humidifier is installed on flow generator, which completes from transmitter to sensor
Optical path so that flow generator PCB detects the presence of humidifier, and can correspondingly adjust control algolithm.
The back side of base device is additionally provided with connector 162, is a pair of flat positive connector in this embodiment, for
The matching connector 114 being located on flow generator front engages, and is carried using the power supply out of power source cavity 65 as humidifier heater
For power.Although being not shown in embodiment is explained, connection connector is in flow generator and humidifier or including sky
It needs to establish other electricity or data connector connection part between airway or the downstream unit of mask, each face can also install
Further interconnect device.The form of optically coupled device or other suitable class of connectors may be employed in these devices.
The application of this optical coupling connector can perform the simple communication agreement between flow generator and humidifier.For example,
The levels of current of flow generator can be transported to humidifier controller, and then humidifier controller adds according to pre-defined algorithm adjustment
The operation of wet device.
In the structure of humidifier, the air of the matched offer of rear cover 803 in rear portion and flow generator with protecgulum 602,
It electricity and writes to each other, and PCB804 and trap setting provide support in order to control.Trap setting includes springlock 404, by locking
Position device 404a and spring 404b is kept, and is usually run as described above in Example, and humidifier is fixed on flow generator.
Control button 805 and PCB 804 on the top of protecgulum 602 is connected, and degree is humidified with enabled Patient controlled.
Hole 264 (Figure 15) is also provided with, for being electrically connected between humidifier and flow generator or is used for and humidifier
Electricity connected with signal.
The gas port 807 of humidifier rear end face is matched with the outlet 110 of flow generator.
Elastic vent seal part 722 is installed between front and rear covers, to connect the gas port 807 and protecgulum 602 on rear cover 803
On slit 626.Sealing element (being shown in detail in Figure 16) includes import coupling part 722a, and import coupling part goes out with flow generator
Mouth is connected by the gas port 807 being formed in rear cover 803；With around the periphery of positive slit 626 extension positioned at protecgulum 602
Peripheral seal part 722b.The lower part of the wall portion 722c closing slits 626 of sealing element, leaves by the smaller of sealing element limitation
Gap 722d.
As a result, rectangular opening 722d of the air flue sealing element 722 on the vertical wall defined from Xun Huan gas port 807 to protecgulum
Closed channel.
Heating cushion
Heating cushion includes lower part 806 and top 800 and heater pad lid 632.
Cover of heater 632 have upper heating surface 634, as further heating surface the peripheral wall 636 extended downwardly and
The rear portion of connecting portion 640 with a pair of tubular protrusion 628 for being used to be connected to heating cushion on 602 rear portion of connection protecgulum is convex
Edge.
Heater pad lid 632 is designed to accommodate for warming and humidifying under upper wall 634 and in the range of peripheral wall 636
The heating cushion of water in device water container or the shape such as the other heating tools of sensing heater.
There is the protrusion 646 of a dog-leg shape extended forward in the forepart of heater pad lid 632, extends in face of protecgulum
632 humidifier mounting base is to support heater and provide brake apparatus for humidifier lid 648.
Water container
Water container includes sink 698, sealing element 699 and capping 700.
The bottom of sink 698, into complementary shape, and from metal or other is suitable for from heating cushion into slot with heater pad
The material of water conduction heat is made.There is generally horizontal part 900 corresponding with the upper heating surface 634 of heating cushion in bottom, is adding
U-shaped portion under heat pad upper surface, the U-shaped portion are included in the usually vertical heat corresponding with peripheral heating surface under horizontal part
Conducting part 902.When water container is put in humidifier mounting base and closes hinge cap 648, bottom of gullet is kept and heater pad
Connection is in close contact, to transfer heat into the water in sink.
By providing around the part sink volume of periphery of heating cushion and heat transfer face, with humidifier of the prior art
Same water volume and heating surface (area) (HS can obtain in smaller device.
As shown in figure 20, the rear end face of sink cover has the air admission hole 801 for the arrival end for leading to U-shaped gas passage 718.Work as pass
When closing humidifier lid 648, behind slot 698 and capping 700 are pressed towards, it is located at air admission hole 801 so as to which peripheral seal member 722b is abutted
Rear port around capping rear end face, generate and be exported to air duct 718 from flow generator and be passed through humidifier
The sealing air flue of the headroom of slot.This structure allows for refilling and dismantles humidification tank and restore, without connecting
The individually operated connection of air-flow.
With reference to figure 21, the inner wall of capping 700 is equipped with protrusion 802a, 802b, uses it to be limited in capping on slot bottom seat 698 and pacifies
Press-fit.One protrusion 802a is arranged at the front of water container, and another 802b or several groups of protrusion of protrusion is arranged at
On the side wall on the opposite of the water container lid in the front of water container rear end.This positioning of raised 802b allows by its back-end one
It rises and squeezes pedestal and cover and singlehanded separating tank pedestal and capping, raised 802b of the coupling part around side is caused to rotate, and
Forepart separates water container and lid.The ability that one hand separates these devices is fairly effective feature, especially for apoplexy
People or the user of limited flexibility.
Such as the best image of Figure 20 and 21, water container lid 700 is equipped with gas passage 718, forms U-type groove road, leads to
The gas inlet 720 of moistening in the headroom of water container.Direction of the bottom surface of conduit along air-flow, dips down from inlet end
Tiltedly enter one end at water container to gas.Water container lid also is provided with oval wet air gas outlet 722.As described below, when
These air flues and during hole during closure, they coordinate to limit the gas channel in humidifier with humidifier lid.
It, can be by venthole 722 into water container plus water or by removing sink while capping is in situ
Gai Jiashui.
Intend through 722 filling container of gas outlet, and device can have filling bottle, and the filling bottle is with size with going out
Gas port facilitates the nozzle of cooperation.This bottle can have the nozzle with exhaust passage combination type, so that vessel filling makes a reservation for correct
Highly
In an alternative embodiment, other filling devices can be used, for example, capping can be removed.Appropriate filling
Height can also be shown by the fill level scale of the scribing on water capacity wall or mark.
When opening lid and/or when water container is removed, it is possible to provide microswitch (not shown) or other induction tools are to close
Close the power supply of heater pad.
Humidifier lid and gas channel
Figure 17 to 19 is shown below humidifier lid and sealing element 676, and sealing element 676 is to surrounding U-shaped passage 718 and moistening
The container cover 700 of air outlet slit 716 provides sealing.Sealing element 676 includes edge seal part 676a and membrane part 676b, such as schemes
Shown in 18 and 19.
Lid 648 be equipped with upper wall 650 and antetheca 652, antetheca from upper wall downwards, extend outwardly.The endface behind of upper wall 650
There is recess, the so part upper wall on each face of recess and antetheca 652 forms male arms 656 backward.In each convex wall 656
Rearmost end have an inside protrusion 658.Protrusion 658 is designed to insert in the shape of the jack 622 of humidifier protecgulum 602, this
The hinge connection that each protrusion of sample is connected to protecgulum with its corresponding jack composition for lid 648 connects.
During lid 648 is opened, lid can be rotated freely through around protrusion more than 90 °, until it reaches normal orbit
To greatest extent.The shape of design cover and protecgulum, so as to be further rotated as covered, then protrusion can pop up jack 622.The art
Technical staff be appreciated that this can be by protrusion and/or jack setting appropriate inclined-plane or other covering
With the suitable construction on protecgulum and realize, with toilet cover bending make protrusion thread off from jack.
The shape on the top in the shape of the lower edge of each male arms 656 and the face of protecgulum is complementary, so as to be in close stance when lid 648
The part male arms is accommodated when putting.
Lid 648 includes moistening gas air outlet pipe 662, air outlet pipe by upper wall 650 and from the top of upper wall with acute angle to
Before, extend forward, be used for connection flexible pipe with to patient supply moistening gas.Air outlet pipe 662 is under the lower surface of upper wall 650
Continue and form oval edges 664.
Wall 666 is extended downwardly from the lower surface of upper wall 650, designs its shape, to form closed channel and therefore in wall
U-shaped closed area 668 is formed within boundary.
In the front end of antetheca 652, that is, near the lower edge of this wall, groove port is equipped on rear (interior) surface of the wall
674, it is clasped for the ridge 646 with heater pad lid, so as to serve as the lock of lid.Lid can make institute by bending apparatus
Ridge is stated to thread off and open from groove port.
Lid 648 has elastomeric cover sealing element 676, as shown in Figure 18 to 20.The edge seal part 676a of lid sealing element
Including conduit 676c, it is arranged on the wall 664 and edge 666 on the bottom of lid 648；It is close with curve-like sealing flange 676d
The top surface of container cover is encapsulated in, so that the space between the U-type groove in container cover and diaphragm seal forms the inlet channel of slot, and
The venthole 772 of capping is connected by the oval mouth 676e on lid sealing element with the air outlet pipe 662 of humidifier lid 648.The company of being not required to
It connects and dismantles tracheae for mobile water container and just can reach this purpose.
Since the gas of flow generator supply is under pressure, this pressure is by outwardly and downwardly oppressing extension
Divide and the sealing flange 676d of seal assembly 676 is helped to generate firm sealing around recess 718.Due in water container
Existing gas pressure, so as to can also generate same effect in the sealing around the elliptical aperture 716 in container cover.
Once gas enters water container from flow generator, then, then gas crosses the water surface, so that gas becomes to moisten.
This humidification is strengthened to the heating of water by heating plate.Then gas discharges water container by gas outlet 716, into going out
Tracheae 662, air outlet pipe 662 are connected again with for providing the appropriate hose (not shown) of the gas of moistening to patient.
By providing air inlet to sink top space through acute angle passage, air mass in container is caused to form whirlpool, and because
This strengthens the water contained from container and draws water vapour.
In the selectable embodiment of the present invention, the water realized by causing gas swirl when gas passes through slot steams
The improvement of vapour is drawn, and can exempt the water in heating container.In this embodiment, the heating including heating plate and canister pedestal
Element and its controller and heat-conduction component are left out, and humidifier becomes simpler, passive device.
Humidifier apparatus according to the present invention has the advantages that many is more than the prior art.One advantage is directed to use with just
Profit.It is easy-to-use for all patients, particularly be important to those inflexible patients.
The pedestal of humidifier apparatus includes the U-type groove of usual ' reversed '.The bottom of sink is equipped with the U of corresponding " forward direction "
Type.U-shaped outer wall is inclined, and inner wall is usually vertical.Since pedestal and sink have complementary shape, by water
Slot is placed in usually appropriate position it is meant that sink self can be adjusted to suitable position, as following institute to a certain extent
The sealing station stated.
Sealing station can be placed according to the sink of the design easily, without requiring patient's connection as used in the prior art
The high tubule of precision prescribed.The technical solution is that the respective silicone mat of respective planes is presented by being butted on to place such as sink
Below or the surface being generally flat of the top surface of sink, so as to provide sealing.Sealing is formed when two plane contacts.So
Humidifier apparatus has very easily plug-in type installation constitution.
The position of sink is kept by rotating around shaft-cup through about 90 ° from fully open to the simple motion of closing.Work as quilt
With reference to when, by provide it is audible and reliable " thump " the secured device of sound, lid is locked in appropriate position.Although
In preferred embodiment, pivoting movement is for covering, but other movements including sliding and translating are anticipated that.
The lid of humidifier apparatus includes air shooter connector, and preferred form is usually cylindrical type.No matter sink
Whether in appropriate position, air shooter is possible to the connection covered.This configuration means, it may be necessary to
It removes, and water can be filled out again if necessary, without requiring to dismantle air shooter from humidifier apparatus.
The humidifier structure of diagram provides the small-sized humidifier for easily manufacturing and using, and further provides and work as
When flow generator unit is installed together with humidifier, for water is prevented to be back to the protection of flow generator.Back flow protection by
Hole 722d in the ramped bottom surface and air admission hole 801 and sealing element 722 of gas passage enters compared with from gas passage 718
The position of the air admission hole 720 of humidifier headroom ensures.Particularly, when water container is horizontal, if water quilt
Spill-over, then water will along U-shaped gas passage flow back until its have less than air inlet 801 antetheca 717 foremost part,
It and will be to draining before machine.If machine is tilted at rear portion, because the center section of gas passage 718 is higher than hole
720 position, so water will be prevented to be back to air inlet 801 along gas passage from water container.Once the normal position of mechanical recovery
It puts, water will flow back into water container.
If machine is tilted in its side, air admission hole 720 or air admission hole 801 will be above horizontal plane, and such water would not
It is back to and issues in life.Once mechanical recovery normal position, then it is any outflow water container water will flow back into again in water container.
If desired, by setting check-valves in position, such as be arranged at the opening of humidifier air inlet
Elastic membrane can further provide for anti-return protection.
Except function and advantage that those have been described, the structure and features of the humidifier according to the present embodiment is with various excellent
Point.
Sealing is provided by the top for the water container for giving the part for being used as humidifier lid, has reached use and has simply changed
Into, while the risk for overflowing water falls minimum.In addition, lid sealing element be shaped to collect may be in lid chamber and water container
The coagulation formed in headroom, prevents that the coagulation is back to flow generator when opening the lid.
Further, the construction of humidifier front and rear covers and heating cushion is adapted to allow for being installed together in vertical direction, so that
The needs repositioned in the production line in the assembling process of humidifier apparatus are preferably minimized.
In addition, the elastic force of the connection between the lid and water container that are provided by lid sealing element lid close into when be suitable in the water capacity
The pressure to keep down on device, good heat transfer to be kept to contact between water container pedestal and heating cushion, without volume
The spring stowage receptacle of nonlocal complicated and expensive heating cushion.
Humidifier power supply
Humidifier offer can adjust the control button of the humidity of the gas of supply patient.With increase humidity setting,
By providing the power of enhancing for heater, the temperature of water container is also raised, so as to improve leave humidifier gas it is wet
Degree.The humidity that control button can have smooth variable control or a component dissipates sets and will be supplied to equipped with inactivity
" stopping " of heating cushion is set.Humidity is set and the correlation of the power of supply heating cushion is controlled by the circuit on PCB 804.
Figure 22 is the preferred calibration curve sketch plan between target water container temperature (y-axis) and humidity setting (x-axis), including upper
Lower tolerance.
It is set in the low humidity corresponding to control button and the left-hand end of the correlation curve of closed position, computer heating control selects
The target heating temperature of the very low minimum operating temperature for being less than ambient temperature, being preferably shorter than humidifier.In this way, work as control button
At closed position, heating is closed, at the same can be used without it is whole turn off the switch or the switch of independent ON/OFF less
Expensive potentiometer.The bearing of control button device can provide " the card clatter " of energy tactile at the closed position of control button, allow
User determines that heater is closed.
Figure 23 is for controlling the circuit diagram of the humidifier control circuit of coolant-temperature gage, including what is driven by control button 805
The potentiometer POT1 and operational amplifier OA1 that power is provided to heater 800.
Potentiometer can be used in series with setting the heating element of running temperature.But it can so be caused greatly by potentiometer
The thermal loss of amount, as shown in following formula：
P=V2/R
Wherein, V=service voltages and it is typically determined and R=RH+RP
Wherein RH is the resistance of heater and is typically determined；RP is potentiometric resistance, is variable and carries
It is controlled for temperature.Electric current is：I=V/R, the ratio by potentiometric heat are I2* RP=RP*V2/(RP+RH)2.It is remaining
Heat is used to heat water by heating element.
These thermal loss in potentiometer need big dissipation of heat face, to prevent from overheating.
In this embodiment, potentiometer is used to set up in the control access of the semiconductor element of running temperature.It is because existing
Semiconductor control electric current is only transmitted in potentiometer and is not subject to the driving required load current of heating element, so so basic
On reduce through potentiometric electric current.
In a preferred embodiment, potentiometer is used in the connection with temperature sensitive member, to control directly or by high electricity
Flow the operational amplifier of semiconductor switch driving heater.
Figure 23 show the device that temperature is controlled by operational amplifier OA1.
Operational amplifier n1 has a pair of of input terminal, and V+ is adding input, and V- is subtracting input.The output of amplifier with
The difference of the voltage of V+ and V- input terminals is proportional.
The reference voltage that the connection of V- input terminals is determined by the ratio between resistance R21 and R17；
Vref=Vs*R12/ (R12+R17)
Water temperature is sensed by temperature sense resistive element, that is, electro-hot regulator TH1, and running temperature is set by potentiometer POT1
It puts.The V+ input terminals of operational amplifier are connected to the connection contact between R106 and electro-hot regulator TH1.Operational amplifier is opened
Limit of closing the door powers up the resistance of resistance R106 with powering up resistance R11 and resistance R10 and resistance by electro-hot regulator TH1 by potentiometer POT1
The ratio between R10 resistance of resistance circuit in parallel formed is equal to the decision of the ratio between resistance 17 and resistance R21.It is, when electric heating is adjusted
Between device TH1 and resistance R16 when being connected to V+ crossover voltages, operational amplifier switching.
Operational amplifier obtains power from supply centre Vss and Vo, so driving current is without potentiometer.Vss may be with
Vo is identical or Vo may be identical with Ov.Operational amplifier can directly drive heating element or can control driving heating element
Power tube.
This device is significantly reduced through potentiometric power consumption, is allowed using the less smaller potentiometer of cooling required.
The device is also readily applicable to perform sets device according to above-mentioned " mild " close of Figure 22.
Prompt menu
Figure 24 is the flow chart of prompting menu, there is provided the special item that largely alert patient, for example, putting back to its mask
Time, time etc. of insertion data card (if its device for data available card).It can also be used for setting especially dedicated
Prompting.
When prompting then, as long as device is not providing treatment, information will be shown on LCD and keep.Work as display
During information, the back light flicker of LCD.If making a reservation for the more than one prompting to patient in same date, all is predetermined
Prompting can all be shown in that day.Patient can by pressing left button (or in the case where there is data card to prompt, being inserted into data card)
To remove information.
The default setting of all promptings is that they are that function is forbidden.To use prompting menu, patient by press it is left and
Lower key at least continues that prompting menu can be entered from standby screen in three seconds.
Figure 24 summarises prompting menu screen：
The prompting of mask-setting timing is replaced, so as to remind patient when patient needs replacing its mask.Patient can be with
It presses left (removing) key and the information is removed from LCD.
Calling care-giver-for patient sets prompting in sometime phone to treatment expert；For example, its treatment is discussed
How carry out.Patient can press left (removing) key and the information is removed from LCD.
Data card can be used if being inserted into the flow generator of card-patient, treatment expert can be on flow generator
The prompting of timing is set, them is prompted to need to be inserted into data card with transporting patient data.This enables treatment expert to establish compliance.
Patient should be inserted into data card really to remove information from LCD.(they can also press left (removing) key and the letter is removed from LCD
Breath.)
The prompting of filter-setting timing is replaced, goes the time that patient is reminded to replace air filter.Patient can be with
It presses left (removing) key and the information is removed from LCD.
Figure 25 to 32 is the rearview of flow generator, shows that the different connectors indicated in advance is utilized in air-flow
The module data connector of the slit 83 at the rear portion of hood occurs.
Shown in Figure 25, slit 83 is arranged at rectangular recessed on 1115 wall.Bowed recess 1123 is arranged on recessed
The upper surface of the device of 1115 top of place, removes closure member, as described below to facilitate from recess.
At the back side of printed circuit board (PCB) 81, edge connector 1082 and slide connector 1082A are arranged in a straight line, and pass through shell
Connector slit 83 behind body 60 is reachable, provides the configuration of the modular connector to be described in detail below.
As shown in figure 26, the flow generator is not intended to be connected use with any data connector, and slit 83 is by having
Blank closure member 132 suitable for putting into the shape of recess 1115 is closed.Closure member 132 is illustrated in greater detail in Figure 27.It should
Component passes through the lower protruding portion 1118 of corresponding recess such as 1122 and the upper protruding portion 1119 that are installed on the wall of recess 1115
Clip is in recess, with closure slot 83 and consistent with the shape of device circumferential surface.
The closure member of complementary shape can set to receive different types of data set.As shown in figure 28 is equipped with
For receiving the component 1116a of the slit of smart card 1120.Component 1116a or printed circuit board (PCB) can be equipped with necessary intelligence in itself
It can card slot.
That as shown in figure 29 is the closure member 1116b with DB type data slots.In this case, component 1116b quilts
The lower preceding recess 1121 of offer is made in favor of clamping relevant plug.The sectional view of the improved form of the device such as Figure 29 A institutes
Show, show that the connection between the internal connector 1086 of component 1116b and the edge connector 1082 of PCB and outside DB9 connect
Connect device 1088.
The other forms of connecting elements 1116 can be provided, so as to connection is required as memory card and preset program fill
The equipment put.This facility be further able to by many devices in the standard fashion with equipment is self-contained is integrated, such as sent out using air-flow
The timing display of system timer included in life controller, sound opening device, oxygen determination, electrocardio (EGG) and other
Diagnostic aid, recorder, lamp.
Figure 30~32 are the rearview of one group of flow generator, show one embodiment of module data electrical connector.
Figure 33 shows the preceding inner surface of USB closure member modules, and Figure 34 is the vertical cross-section view of flow generator.
Figure 30 shows that slit 83 is opening, exposes 1082 He of edge connector behind flow generator PCB81
Slide connector (be can't see) in the diagram.Connector 1082,1082A include multiple be used between PCB and external device (ED)
Transmit the contact that is electrically connected of data and/or power.
Figure 31 represent in Figure 31 be not required data connection device, usually according to Figure 25~27, slit is by blank
Closure member 132 is closed.
Figure 32 represents moveable closure member module 1116c, and face carries the general serial portion line (USB) of standard behind
Port 1084.It is suitable for and all or seleced PCB connectors for being used for electricity and/or data transmission at it in component 1116c
(Figure 33 and 34) is combined with the electric data channel connector company towards socket 1090 at the preceding inner surface of 1082 contact connection
It connects.Closed module 1116c is equipped with the internal electrical components for completing data and/or electric channel between its interior outconnector, even
Device is connect so that module serves as the adapter between PCB connectors and standard USB port.
By provide connector as described above in it multiple device modules that are interchangeably connectable suitable on one or more PCB
Fixation, the module data electrical connector of AN connector because device can only provide those patients needs connector,
The additional connector only just provided when needing to increase with connector, so the cost and size of flow generator unit can
To be reduced.Further, device is connected convenient for the upgrading of the data connector device of flow generator with keeping up with global metadata
Horizontal technological progress or connection variation.
In the present note, word " composition " should be understood the meaning of its open to the outside world, it is, the meaning of " comprising ", therefore
It is not limited to its " closing " meaning of the meaning of " only by ... form ".Corresponding meaning is suitable for the corresponding word " structure occurred
Into ".
Although the particular embodiment of the present invention has been described, the present invention can be embodied with other particular forms,
It is obvious for those skilled in the art without departing from its inner characteristic.Therefore, present specific descriptions and example
Be to be considered as included in illustrated all aspects, illustrated there is no limit, the scope of the present invention by appended claims rather than
The description of front, therefore all changes in the scope and meaning of the equivalent of claim are included in wherein.Further
Understand, unless there is opposite explanation, the prior art pair is not otherwise formed to any reference of the known prior art herein
Technical staff in field according to the present invention is well known license.
Claims (28)
1. a kind of humidifier, is configured to breathable gas of the humidification for the supercharging of patient, the humidifier includes：
Water container is configured to the breathable gas of humidification supercharging, and the water container includes sink and capping, after the capping
There is air admission hole in end face；
The base device of humidifier, forms the bracket for water container, the base device of the humidifier have be configured to
The matched gas port in outlet of flow generator；
Hinged humidifier lid is connected to the base device, and humidifier lid can be between open and closed positions
It pivots, the humidifier lid is configured to：When the humidifier lid is in the closed position, the humidifier lid and capping seal every
It opens to form the sealed gas passageway for entering sink by capping；And
Air flue sealing element, with peripheral seal part, the peripheral seal part is configured to abut sealingly against positioned at capping
The rear end face of capping around air admission hole, and generate from the gas port to the blanket gas of the headroom of the water container
Road.
2. humidifier as described in claim 1, wherein the water container includes slot bottom seat and slot seal.
3. humidifier as described in claim 1, wherein the capping includes venthole.
4. humidifier as claimed in claim 3, middle cover sealing element is set to below the humidifier lid.
5. humidifier as described in claim 1, wherein the air flue sealing element is elastic air flue sealing element.
6. humidifier as described in claim 1, wherein the water container can be dismantled to refill and replace, without
Generate the individually operated of sealing air flue.
7. humidifier as described in claim 1, wherein the humidifier lid includes air shooter connector, and it is described plus
Whether wet device lid is constructed so that the air shooter connector can be connected to air shooter, but regardless of water container by institute
State base device receiving.
8. humidifier as described in claim 1, wherein the water container includes slot bottom seat and slot seal,
The capping includes venthole,
Lid sealing element is set to below the humidifier lid,
The air flue sealing element is elastic air flue sealing element,
The water container can be dismantled to refill and replace, without generating the individually operated of sealing air flue, and
The humidifier lid includes air shooter connector, and the humidifier lid is constructed so that the air shooter
Whether connector can be connected to air shooter, accommodated but regardless of water container by the base device.
9. a kind of CPAP device is used to convey supercharging, moistening breathable gas for patient, the CPAP device includes：
Flow generator, including the first faying face；And
Humidifier as described in claim 1, the humidifier include the second faying face,
Wherein described first faying face and the second faying face are configured to be connected to each other.
10. CPAP device as claimed in claim 9, wherein the humidifier and the flow generator are configured to via direction
Linear motion away from each other and be connected to each other and separate.
11. CPAP device as claimed in claim 10, wherein the flow generator further comprises：
Fan；And
The Gas Connector stretched out from first faying face, the Gas Connector are configured to match simultaneously with the gas port of humidifier
And air is transported to the humidifier from fan.
12. CPAP device as claimed in claim 11, wherein first faying face includes a pair of of slit and described second
Faying face includes a pair of of tongue piece, and the pair of tongue piece structure is the pair of slit of engagement.
13. a kind of humidifier is used to convey supercharging, moistening breathable gas for patient, the humidifier includes：
Sink is configured to the breathable gas of humidification supercharging, and the sink includes capping, and the rear end face of the capping has air inlet
Hole；
The base device of humidifier, forms the bracket for the sink, and the humidifier base device is configured to be connected to
Flow generator and from flow generator dismantle；
Heating plate is configured to support the sink when the sink is accommodated by the base device；
Hinged humidifier lid, be configured to the sink being held in position in and by be switched to closed position and
Sealing separates the capping；And
Elastic air flue sealing element, with peripheral seal part, the peripheral seal part is configured to abut sealingly against positioned at slot
The rear end face of capping around the air admission hole of lid.
14. humidifier as claimed in claim 13, wherein can be removed without from base device must be by gas for the sink
Delivery pipe is dismantled from the humidifier.
15. humidifier as claimed in claim 13, wherein the capping includes venthole and the hinged humidifier lid
Including elastomeric cover sealing element, the elastomeric cover sealing element is configured to separate the capping around venthole sealing.
16. humidifier as claimed in claim 15, wherein the elastomeric cover sealing element includes being configured to be sealed in capping
The curve-like sealing flange of top surface.
17. humidifier as claimed in claim 13, wherein the hinged humidifier lid includes upper wall and antetheca, the antetheca
From upper wall downwards, extend outwardly.
18. humidifier as claimed in claim 17, wherein the hinged humidifier lid includes the outlet by the upper wall
Pipe, the air outlet pipe are configured to couple to hose.
19. humidifier as claimed in claim 18, wherein the air outlet pipe from the top of the upper wall with acute angle upwards, forward
Extension.
20. humidifier as claimed in claim 18, wherein the air outlet pipe extends under the lower surface of the upper wall.
21. humidifier as claimed in claim 13, wherein the hinged humidifier lid be configured to it is described hinged by making
Humidifier lid rotate must it is more remote than normal orbit and from base device remove.
22. humidifier as claimed in claim 13, wherein the hinged humidifier lid is configured to by will be described hinged
Humidifier lid is switched to closed position and is held in position in the sink.
23. humidifier as claimed in claim 13, wherein the hinged humidifier lid is configured to when the hinged humidification
Device lid generates audible click when being switched to closed position.
24. humidifier as claimed in claim 13, wherein can be removed without from base device must be by gas for the sink
Delivery pipe is dismantled from the humidifier,
The capping includes venthole and the hinged humidifier lid includes elastomeric cover sealing element, and the elastomeric cover is close
Sealing is configured to separate around the venthole and capping sealing,
The elastomeric cover sealing element includes the curve-like sealing flange for being configured to be sealed in the top surface of capping,
The hinged humidifier lid include upper wall and antetheca, the antetheca from upper wall downwards, extend outwardly,
The hinged humidifier lid includes being configured to couple to hose by the air outlet pipe of the upper wall, the air outlet pipe,
The air outlet pipe is extended upwards, forward from the top of the upper wall with acute angle, and under the lower surface of the upper wall
Extension,
When the curve-like sealing flange is sealed in the top surface of the capping, the venthole of the capping connects with the air outlet pipe
It is logical,
The hinged humidifier lid is configured to must be more remote than normal orbit and the bottom of from by rotating the hinged humidifier lid
Base device removes,
The hinged humidifier lid is configured to by the way that the hinged humidifier lid is switched to fully closed position by institute
Sink is stated to be held in position in, and
The hinged humidifier lid is configured to generate audible obtain when the hinged humidifier lid is switched to closed position
The click seen.
25. a kind of CPAP device is used to convey supercharging, moistening breathable gas for patient, the CPAP device includes：
Flow generator, including the first faying face；And
Humidifier as claimed in claim 13, the humidifier include the second faying face,
Wherein described first faying face and the second faying face are configured to be connected to each other.
26. CPAP device as claimed in claim 25, wherein the humidifier and the flow generator are configured to via court
It is connected to each other and separates to linear motion away from each other.
27. CPAP device as claimed in claim 26, wherein the flow generator further comprises：
Fan；And
The Gas Connector stretched out from first faying face, the Gas Connector are configured to match simultaneously with the gas port of humidifier
And air is transported to the humidifier from fan.
28. CPAP device as claimed in claim 27, wherein first faying face includes a pair of of slit and described second
Faying face includes a pair of of tongue piece, and the pair of tongue piece structure is the pair of slit of engagement.
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2003903139A AU2003903139A0 (en) | 2003-06-20 | 2003-06-20 | Breathable gas apparatus with humidifier |
| AU2003903139 | 2003-06-20 | ||
| AU2003905136A AU2003905136A0 (en) | 2003-09-22 | Breathable Gas Apparatus with Humidifier | |
| AU2003905136 | 2003-09-22 | ||
| AU2004901008 | 2004-02-27 | ||
| AU2004901008A AU2004901008A0 (en) | 2004-02-27 | Breathable Gas Apparatus with Humidifier | |
| CN2004800173151A CN1809397B (en) | 2003-06-20 | 2004-06-21 | Air flow generating machien provided with patient prompt |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2004800173151A Division CN1809397B (en) | 2003-06-20 | 2004-06-21 | Air flow generating machien provided with patient prompt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105194774A CN105194774A (en) | 2015-12-30 |
| CN105194774B true CN105194774B (en) | 2018-06-01 |
Family
ID=42357983
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810464119.2A Active CN108837255B (en) | 2003-06-20 | 2004-06-21 | Breathable gas device with humidifier |
| CN201010154162.2A Active CN101947343B (en) | 2003-06-20 | 2004-06-21 | Inhalable gas device with humidifier |
| CN201510512418.5A Active CN105194774B (en) | 2003-06-20 | 2004-06-21 | Breathable gas apparatus with humidifier |
| CN201410017494.4A Active CN103816592B (en) | 2003-06-20 | 2004-06-21 | Breathable gas apparatus with humidifier |
| CN201410559916.0A Active CN104353165B (en) | 2003-06-20 | 2004-06-21 | Breathable gas apparatus with humidifier |
| CN201210297972.2A Active CN102784432B (en) | 2003-06-20 | 2004-06-21 | With the breathable gas apparatus of humidifier |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810464119.2A Active CN108837255B (en) | 2003-06-20 | 2004-06-21 | Breathable gas device with humidifier |
| CN201010154162.2A Active CN101947343B (en) | 2003-06-20 | 2004-06-21 | Inhalable gas device with humidifier |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410017494.4A Active CN103816592B (en) | 2003-06-20 | 2004-06-21 | Breathable gas apparatus with humidifier |
| CN201410559916.0A Active CN104353165B (en) | 2003-06-20 | 2004-06-21 | Breathable gas apparatus with humidifier |
| CN201210297972.2A Active CN102784432B (en) | 2003-06-20 | 2004-06-21 | With the breathable gas apparatus of humidifier |
Country Status (9)
| Country | Link |
|---|---|
| US (18) | US8020551B2 (en) |
| EP (3) | EP2392375B1 (en) |
| JP (17) | JP4865545B2 (en) |
| CN (6) | CN108837255B (en) |
| AT (1) | ATE517649T1 (en) |
| CA (5) | CA2753378C (en) |
| DE (6) | DE202004021794U1 (en) |
| ES (1) | ES2559015T3 (en) |
| NZ (8) | NZ585683A (en) |
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